The Heat Sink,electrical-Electronic, cataloged under National Stock Number 5999-01-423-9396, is classified within Federal Supply Class 5999 (Miscellaneous Electrical and Electronic Components) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Airtronics, Llc. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5999-01-423-9396 |
| Primary Part Number | AT-101-1030 |
| Item Name | Heat Sink,electrical-Electronic |
| FSC / FSG | 5999 / 59 — Miscellaneous Electrical and Electronic Components |
| Manufacturer | Airtronics, Llc |
| Status | ACTIVE |
| Surface Treatment Document and Classification | MIL-C-5541, CLASS 1A MIL SPEC SINGLE TREATMENT RESPONSE A |
| Material Document and Classification | QQ-A-250/11 FED SPEC SINGLE MATERIAL RESPONSE |
| Surface Treatment | CHROMATE |
| Material | ALUMINUM ALLOY |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Shelf Life Code | 0 |
| Criticality Code | X |
| Unit of Issue | EA |
| Acquisition advice code | JN |
| Weight | 0.0100 lbs |
| Cube | 0.0003 cu ft |
| Part Number | Manufacturer |
|---|---|
| AT-101-1030 | Airtronics, Llc (USA) |
| Reference | Meaning |
|---|---|
| 477232-19 | 5/9 Secondary reference Bae Systems Controls Inc |
| 477232-19 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5999-01-423-9396 is a Heat Sink,electrical-Electronic, manufactured by Airtronics, Llc, classified under FSC 5999, Miscellaneous Electrical and Electronic Components. Status: active.
NSN 5999-01-423-9396 has 1 manufacturer part number on file: AT-101-1030 (Airtronics, Llc).
Key specifications for AT-101-1030: Overall Height: 0.047 INCHES MINIMUM AND 0.053 INCHES MAXIMUM IN; Surface Treatment Document and Classification: MIL-C-5541, CLASS 1A MIL SPEC SINGLE TREATMENT RESPONSE A; Material Document and Classification: QQ-A-250/11 FED SPEC SINGLE MATERIAL RESPONSE; Overall Length: 2.500 INCHES NOMINAL IN. 4 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.